The center screen lit up red "Incorrect diesel exhaust fluid added.. When I initially contacted them (BMW if Portland), the service managers .
Do we need to drain the Diesel Exhaust Fluid (DEF)? I was advised that we should. there was an updated bmw bulletin i read somewhere that states they no. The X5 uses DEF from the active tank and fills it up from the passive as. that is another issue and causes an "Incorrect Exhaust Fluid" warning.
Asked by Glen Aug 08, 2016 at 10:38 AM about the 2011 BMW X5. After replacing the 2nd sensor, the waring information "Incorrect Exhaust Fluid detected.
Incorrect fluid. After refilling with the incorrect fluid, e.g., Incorrect fluids. After refilling with the incorrect fluid, e.g., antifreeze for windshield wiper fluid, do not start .